[gnome-desktop] idle-monitor: Clarify _add_watch() API docs

[Bastien Nocera <hadess src gnome org>]

commit 1c706c8f10b3fb998071f7ff9a01c847e665bfd9
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Nov 12 19:12:15 2012 +0100

    idle-monitor: Clarify _add_watch() API docs

 libgnome-desktop/gnome-idle-monitor.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libgnome-desktop/gnome-idle-monitor.c b/libgnome-desktop/gnome-idle-monitor.c
index 14a62fb..13edba8 100644
--- a/libgnome-desktop/gnome-idle-monitor.c
+++ b/libgnome-desktop/gnome-idle-monitor.c
@@ -445,8 +445,8 @@ gnome_idle_monitor_new_for_device (GdkDevice *device)
  *
  * If you need to check for more than one interval of
  * idle time, it may be more convenient to connect to the
- * #GnomeIdleMonitor:::triggered-idle signal, and switch on the
- * watch ID that is passed to the signal.
+ * #GnomeIdleMonitor:::triggered-idle signal, and filter on the
+ * watch ID received in the signal handler.
  *
  * Also note that this function will only care about positive transitions
  * (user's idle time exceeding a certain time). If you want to know about